Need more information?

Frequently Asked Questions

Need to compare hundreds of logs?

For organisations with large numbers of JVM’s it is very useful to be able to compare and contrast logs between machines and over different dates. If this sounds like you then you can use the support email to discuss!

Have questions?

Have any questions either of a sales or technical nature? Use the support email to ask us anything!

Check out Friends of jClarity

Want to see what other folks think of jClarity products before you take the plunge? You can signup to Friends of jClarity.

We bill you using a 1 month in advance policy, with the first payment date starting the day your subscription starts.

Censum Basic – Monthly

We bill you using a 1 month in advance policy, with the first payment date starting the day your subscription starts. The minimum subscription period is 12 months.

Censum Basic – Yearly

We bill you using a 1 month in advance policy, with the first payment date starting the day your subscription starts.

Censum Enterprise

We bill you the yearly license fee up front.

I want to change plans, now what?

We can easily accommodate changes to plans for you. Please contact our Sales Team to make this change.

What if my server numbers change rapidly?

We understand that some architectures dynamically allocate servers as peak traffic occurs. Please email our support team discuss! (This FAQ question relates to the illuminate and Censum as a Service products)

Will I be charged Sales Tax (VAT/GST)?

Illuminate and Censum

If you are a UK or EU based billing organisation then you will be charged the VAT rate of your country. See the official HMRC VAT policy on this.

All other territories are exempt.

Censum Refund Policy

We hope you will be very happy with Censum. However, if you wish to return your copy of Censum for any reason, please contact us within 7 days of purchase at sales@jclarity.com to arrange deactivation of your software and refund of your payment.

Illuminate / Censum as a Service Refund Policy

NOTE: Censum as a Service is an illuminate module which can be run as a standalone service. References to Illuminate can be substituted for Censum as a Service if you’re only using that module.

We hope you will be very happy with Illuminate. However, if you wish to cancel your subscription for any reason, please contact us at sales@jclarity.com to arrange deactivation of your subscription and termination of your subscription billing.

Do I get free upgrades when new versions come out?

Yes! Illuminate will automatically self-update and Censum will have that feature added shortly.

What data does the Illuminate / Censum as a Service Daemon send back?

NOTE: Censum as a Service is an illuminate module which can be run as a standalone service. References to Illuminate can be substituted for Censum as a Service if you’re only using that module.

This FAQ documents the information that gets sent back from the daemon to the reporting agent.

Basic hardware information

CPU Model

Attached PCI Devices

Hard Disk Information

Total amount of RAM and Swap Space

Performance Analysis Metrics

Context Switch Counts

Time spent in User/System/Idle

Time spent reading and writing to disk

Number of processes blocked and runnable

Information required in order to show results

Execution Profiles, effectively stack traces with the amount of time spent in each method

Machine Metrics for a specific problem, e.g. Amount of time spent writing to disk

Information about what locks your program is contending on, e.g. What’s causing a deadlock

What data does Censum send back?

This FAQ documents the information that gets sent back from Censum.

Phone Home – Basic information

Censum Version

Censum installation UUID

Java version

When sending in a log (error report)

Censum’s error log

GC log that you attach

Can I have Illuminate / Censum as a Service hosted in a particular geographical location?

We understand that some users have legal (or other) requirements to fulfill. On a per user/organisation basis we can ensure that your service is hosted in particular geographical locations. Please contact our support team to arrange this.

Privacy Policy

We enjoy communicating with our customers, yet also strictly value your privacy! Our full Privacy Policy explains it all in detail.

Censum minimum requirements

The minimum requirements to run Censum are:

Any operating system that can run Java (Linux, MS Windows, Mac OS X, Unix etc)